BUG: corrupted list in dst_destroy list_del corruption, ffff88807a010490->next is NULL ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:53! Oops: invalid opcode: 0000 [#1] SMP KASAN PTI CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 Workqueue: netns cleanup_net RIP: 0010:__list_del_entry_valid_or_report+0xdf/0x190 lib/list_debug.c:52 Code: 49 39 1f 0f 85 9e 00 00 00 b0 01 5b 41 5c 41 5d 41 5e 41 5f e9 92 35 f9 06 cc 48 c7 c7 40 e6 29 8c 48 89 de e8 92 7e 64 fc 90 <0f> 0b 48 c7 c7 a0 e6 29 8c 48 89 de e8 80 7e 64 fc 90 0f 0b 4c 89 RSP: 0018:ffffc90000007d58 EFLAGS: 00010046 RAX: 0000000000000033 RBX: ffff88807a010490 RCX: 3a9e0b388ac91000 RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000 RBP: 0000000000000203 R08: ffffc90000007ae7 R09: 1ffff92000000f5c R10: dffffc0000000000 R11: fffff52000000f5d R12: 1ffff1100f402092 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125003000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0271347e20 CR3: 000000007b4e0000 CR4: 00000000003526f0 Call Trace: __list_del_entry_valid include/linux/list.h:132 [inline] __list_del_entry include/linux/list.h:223 [inline] list_del_init include/linux/list.h:295 [inline] dst_destroy+0x202/0x5a0 net/core/dst.c:163 rcu_do_batch kernel/rcu/tree.c:2617 [inline] rcu_core+0x7cd/0x1070 kernel/rcu/tree.c:2869 handle_softirqs+0x22a/0x870 kernel/softirq.c:626 __do_softirq kernel/softirq.c:660 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x5f/0x150 kernel/softirq.c:727 irq_exit_rcu+0x9/0x30 kernel/softirq.c:743 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 kernel/locking/spinlock.c:194 Code: f7 e8 fd 50 e6 f5 f7 c3 00 02 00 00 74 05 e8 70 aa 11 f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 f4 13 d8 f5 65 8b 05 7d a3 85 07 85 c0 74 18 5b 41 5e c3 cc cc RSP: 0018:ffffc90000127568 EFLAGS: 00000206 RAX: 0000000000000006 RBX: 0000000000000286 RCX: 0000000080000001 RDX: 0000000000000007 RSI: ffffffff8e017d97 RDI: 0000000000000001 RBP: ffffc90000127688 R08: ffffffff9033d9b7 R09: 1ffffffff2067b36 R10: dffffc0000000000 R11: fffffbfff2067b37 R12: ffff88807cb00690 R13: ffff88807cb00680 R14: ffff88807cb00630 R15: 1ffff11004c521b8 spin_unlock_irqrestore include/linux/spinlock.h:407 [inline] ref_tracker_dir_exit+0x4e6/0x660 lib/ref_tracker.c:245 free_netdev+0x459/0x8e0 net/core/dev.c:12197 netdev_run_todo+0xf8d/0x1130 net/core/dev.c:11725 default_device_exit_batch+0x986/0xa00 net/core/dev.c:13074 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x52b/0x940 net/core/net_namespace.c:252 cleanup_net+0x56b/0x800 net/core/net_namespace.c:704 process_one_work+0x949/0x1650 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0xb46/0x1140 kernel/workqueue.c:3443 kthread+0x388/0x470 kernel/kthread.c:467 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0xdf/0x190 lib/list_debug.c:52 Code: 49 39 1f 0f 85 9e 00 00 00 b0 01 5b 41 5c 41 5d 41 5e 41 5f e9 92 35 f9 06 cc 48 c7 c7 40 e6 29 8c 48 89 de e8 92 7e 64 fc 90 <0f> 0b 48 c7 c7 a0 e6 29 8c 48 89 de e8 80 7e 64 fc 90 0f 0b 4c 89 RSP: 0018:ffffc90000007d58 EFLAGS: 00010046 RAX: 0000000000000033 RBX: ffff88807a010490 RCX: 3a9e0b388ac91000 RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000 RBP: 0000000000000203 R08: ffffc90000007ae7 R09: 1ffff92000000f5c R10: dffffc0000000000 R11: fffff52000000f5d R12: 1ffff1100f402092 R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125003000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f0271347e20 CR3: 000000007b4e0000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: f7 e8 imul %eax 2: fd std 3: 50 push %rax 4: e6 f5 out %al,$0xf5 6: f7 c3 00 02 00 00 test $0x200,%ebx c: 74 05 je 0x13 e: e8 70 aa 11 f6 call 0xf611aa83 13: 9c pushf 14: 58 pop %rax 15: a9 00 02 00 00 test $0x200,%eax 1a: 75 27 jne 0x43 1c: f7 c3 00 02 00 00 test $0x200,%ebx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 f4 13 d8 f5 call 0xf5d81423 <-- trapping instruction 2f: 65 8b 05 7d a3 85 07 mov %gs:0x785a37d(%rip),%eax # 0x785a3b3 36: 85 c0 test %eax,%eax 38: 74 18 je 0x52 3a: 5b pop %rbx 3b: 41 5e pop %r14 3d: c3 ret 3e: cc int3 3f: cc int3 Warning: Permanently added '10.128.0.111' (ED25519) to the list of known hosts. 2026/02/25 05:46:44 parsed 1 programs [ 73.509090][ T5819] cgroup: Unknown subsys name 'net' [ 73.623663][ T5819] cgroup: Unknown subsys name 'cpuset' [ 73.633135][ T5819] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 75.079021][ T5819] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 77.809974][ T5834] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 78.430679][ T5851] chnl_net:caif_netlink_parms(): no params data found [ 78.513478][ T5851] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.521414][ T5851] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.528762][ T5851] bridge_slave_0: entered allmulticast mode [ 78.537072][ T5851] bridge_slave_0: entered promiscuous mode [ 78.546551][ T5851] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.553903][ T5851] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.561306][ T5851] bridge_slave_1: entered allmulticast mode [ 78.568594][ T5851] bridge_slave_1: entered promiscuous mode [ 78.632339][ T5851] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 78.644656][ T5851] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 78.677378][ T5851] team0: Port device team_slave_0 added [ 78.685992][ T5851] team0: Port device team_slave_1 added [ 78.710550][ T5851] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 78.717498][ T5851] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 78.743458][ T5851] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 78.756837][ T5851] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 78.763834][ T5851] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 78.790221][ T5851] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 78.842842][ T5851] hsr_slave_0: entered promiscuous mode [ 78.849518][ T5851] hsr_slave_1: entered promiscuous mode [ 79.004198][ T5851] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 79.016554][ T5851] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 79.026423][ T5851] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 79.037255][ T5851] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 79.067028][ T5851] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.074261][ T5851] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.082267][ T5851] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.089420][ T5851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.155204][ T5851] 8021q: adding VLAN 0 to HW filter on device bond0 [ 79.175970][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 79.184850][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 79.199897][ T5851] 8021q: adding VLAN 0 to HW filter on device team0 [ 79.214615][ T34] bridge0: port 1(bridge_slave_0) entered blocking state [ 79.221833][ T34] bridge0: port 1(bridge_slave_0) entered forwarding state [ 79.236712][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 79.243903][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 79.408928][ T5851] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 79.463023][ T5851] veth0_vlan: entered promiscuous mode [ 79.477117][ T5851] veth1_vlan: entered promiscuous mode [ 79.509142][ T5851] veth0_macvtap: entered promiscuous mode [ 79.522317][ T5851] veth1_macvtap: entered promiscuous mode [ 79.548452][ T5851] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 79.564433][ T5851] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 79.582613][ T13] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.592417][ T13] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.603800][ T13] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.613486][ T13] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 79.739047][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.812788][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.872039][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.942563][ T13] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 81.433446][ T5916] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 81.441927][ T5916] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 81.449463][ T5916] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 81.458889][ T5916] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 81.469111][ T5916] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 81.788635][ T60] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.800542][ T60] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.841775][ T49] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.849630][ T49] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/02/25 05:46:55 executed programs: 0 [ 82.312058][ T5916] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 82.319910][ T5916] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 82.328471][ T5916] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 82.336971][ T5916] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 82.345829][ T5916] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 82.519074][ T13] bridge_slave_1: left allmulticast mode [ 82.526263][ T13] bridge_slave_1: left promiscuous mode [ 82.533594][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 82.548805][ T13] bridge_slave_0: left allmulticast mode [ 82.556325][ T13] bridge_slave_0: left promiscuous mode [ 82.562340][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 82.717269][ T13] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 82.728345][ T13] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 82.738943][ T13] bond0 (unregistering): Released all slaves [ 82.757301][ T5931] chnl_net:caif_netlink_parms(): no params data found [ 82.833828][ T13] hsr_slave_0: left promiscuous mode [ 82.839749][ T13] hsr_slave_1: left promiscuous mode [ 82.846290][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 82.853749][ T13] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 82.861904][ T13] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 82.869392][ T13] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 82.882539][ T13] veth1_macvtap: left promiscuous mode [ 82.888098][ T13] veth0_macvtap: left promiscuous mode [ 82.894054][ T13] veth1_vlan: left promiscuous mode [ 82.899337][ T13] veth0_vlan: left promiscuous mode [ 83.067570][ T13] team0 (unregistering): Port device team_slave_1 removed [ 83.082020][ T13] team0 (unregistering): Port device team_slave_0 removed [ 83.200290][ C0] list_del corruption, ffff88807a010490->next is NULL [ 83.205002][ T5931] bridge0: port 1(bridge_slave_0) entered blocking state [ 83.207990][ C0] ------------[ cut here ]------------ [ 83.219658][ T5931] bridge0: port 1(bridge_slave_0) entered disabled state [ 83.219918][ C0] kernel BUG at lib/list_debug.c:53! [ 83.227607][ T5931] bridge_slave_0: entered allmulticast mode [ 83.232418][ C0] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI [ 83.240210][ T5931] bridge_slave_0: entered promiscuous mode [ 83.244623][ C0] CPU: 0 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted syzkaller #0 PREEMPT(full) [ 83.244647][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 83.244659][ C0] Workqueue: netns cleanup_net [ 83.244695][ C0] RIP: 0010:__list_del_entry_valid_or_report+0xdf/0x190 [ 83.244725][ C0] Code: 49 39 1f 0f 85 9e 00 00 00 b0 01 5b 41 5c 41 5d 41 5e 41 5f e9 92 35 f9 06 cc 48 c7 c7 40 e6 29 8c 48 89 de e8 92 7e 64 fc 90 <0f> 0b 48 c7 c7 a0 e6 29 8c 48 89 de e8 80 7e 64 fc 90 0f 0b 4c 89 [ 83.244738][ C0] RSP: 0018:ffffc90000007d58 EFLAGS: 00010046 [ 83.244755][ C0] RAX: 0000000000000033 RBX: ffff88807a010490 RCX: 3a9e0b388ac91000 [ 83.244768][ C0] RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000 [ 83.244779][ C0] RBP: 0000000000000203 R08: ffffc90000007ae7 R09: 1ffff92000000f5c [ 83.244793][ C0] R10: dffffc0000000000 R11: fffff52000000f5d R12: 1ffff1100f402092 [ 83.244806][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 [ 83.244817][ C0] FS: 0000000000000000(0000) GS:ffff888125003000(0000) knlGS:0000000000000000 [ 83.244831][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.261190][ T5931] bridge0: port 2(bridge_slave_1) entered blocking state [ 83.269927][ C0] CR2: 00007f0271347e20 CR3: 000000007b4e0000 CR4: 00000000003526f0 [ 83.290308][ T5931] bridge0: port 2(bridge_slave_1) entered disabled state [ 83.301203][ C0] Call Trace: [ 83.301227][ C0] [ 83.301235][ C0] dst_destroy+0x202/0x5a0 [ 83.394956][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 83.400766][ C0] ? rcu_core+0x751/0x1070 [ 83.405169][ C0] ? __pfx_dst_destroy_rcu+0x10/0x10 [ 83.410442][ C0] rcu_core+0x7cd/0x1070 [ 83.414766][ C0] ? __pfx_rcu_core+0x10/0x10 [ 83.419429][ C0] ? sched_clock_cpu+0x74/0x440 [ 83.424271][ C0] handle_softirqs+0x22a/0x870 [ 83.429025][ C0] ? __irq_exit_rcu+0x5f/0x150 [ 83.433795][ C0] __irq_exit_rcu+0x5f/0x150 [ 83.438376][ C0] irq_exit_rcu+0x9/0x30 [ 83.442780][ C0] sysvec_apic_timer_interrupt+0xa6/0xc0 [ 83.448407][ C0] [ 83.451324][ C0] [ 83.454244][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 83.460226][ C0] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 [ 83.466634][ C0] Code: f7 e8 fd 50 e6 f5 f7 c3 00 02 00 00 74 05 e8 70 aa 11 f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 f4 13 d8 f5 65 8b 05 7d a3 85 07 85 c0 74 18 5b 41 5e c3 cc cc [ 83.486347][ C0] RSP: 0018:ffffc90000127568 EFLAGS: 00000206 [ 83.492412][ C0] RAX: 0000000000000006 RBX: 0000000000000286 RCX: 0000000080000001 [ 83.500369][ C0] RDX: 0000000000000007 RSI: ffffffff8e017d97 RDI: 0000000000000001 [ 83.508328][ C0] RBP: ffffc90000127688 R08: ffffffff9033d9b7 R09: 1ffffffff2067b36 [ 83.516286][ C0] R10: dffffc0000000000 R11: fffffbfff2067b37 R12: ffff88807cb00690 [ 83.524422][ C0] R13: ffff88807cb00680 R14: ffff88807cb00630 R15: 1ffff11004c521b8 [ 83.532473][ C0] ref_tracker_dir_exit+0x4e6/0x660 [ 83.537725][ C0] ? __pfx_ref_tracker_dir_exit+0x10/0x10 [ 83.543442][ C0] ? lockdep_hardirqs_on+0x7a/0x110 [ 83.548624][ C0] ? kfree+0x1c1/0x630 [ 83.552871][ C0] ? dev_addr_flush+0x18f/0x210 [ 83.557723][ C0] free_netdev+0x459/0x8e0 [ 83.562123][ C0] ? kfree+0x1c1/0x630 [ 83.566274][ C0] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 83.572073][ C0] netdev_run_todo+0xf8d/0x1130 [ 83.576911][ C0] ? __pfx_netdev_run_todo+0x10/0x10 [ 83.582265][ C0] ? unregister_netdevice_queue+0x19b/0x360 [ 83.588142][ C0] ? __pfx_unregister_netdevice_queue+0x10/0x10 [ 83.594371][ C0] ? batadv_meshif_destroy_netlink+0x1b0/0x250 [ 83.600525][ C0] default_device_exit_batch+0x986/0xa00 [ 83.606167][ C0] ? __pfx_default_device_exit_batch+0x10/0x10 [ 83.612331][ C0] ? __pfx_default_device_exit_batch+0x10/0x10 [ 83.618507][ C0] ops_undo_list+0x52b/0x940 [ 83.623122][ C0] ? __pfx_ops_undo_list+0x10/0x10 [ 83.628322][ C0] ? idr_destroy+0x218/0x290 [ 83.633006][ C0] ? do_raw_spin_unlock+0xf5/0x210 [ 83.638124][ C0] cleanup_net+0x56b/0x800 [ 83.642541][ C0] ? __pfx_cleanup_net+0x10/0x10 [ 83.647472][ C0] ? process_one_work+0x87c/0x1650 [ 83.652595][ C0] process_one_work+0x949/0x1650 [ 83.657528][ C0] ? __pfx_process_one_work+0x10/0x10 [ 83.662904][ C0] ? do_raw_spin_lock+0x12b/0x2f0 [ 83.667935][ C0] worker_thread+0xb46/0x1140 [ 83.672618][ C0] kthread+0x388/0x470 [ 83.676774][ C0] ? __pfx_worker_thread+0x10/0x10 [ 83.681899][ C0] ? __pfx_kthread+0x10/0x10 [ 83.686471][ C0] ret_from_fork+0x51e/0xb90 [ 83.691059][ C0] ? __pfx_ret_from_fork+0x10/0x10 [ 83.696159][ C0] ? __switch_to+0xc7d/0x1450 [ 83.700824][ C0] ? __pfx_kthread+0x10/0x10 [ 83.705417][ C0] ret_from_fork_asm+0x1a/0x30 [ 83.710181][ C0] [ 83.713185][ C0] Modules linked in: [ 83.717162][ C0] ---[ end trace 0000000000000000 ]--- [ 83.722734][ C0] RIP: 0010:__list_del_entry_valid_or_report+0xdf/0x190 [ 83.729761][ C0] Code: 49 39 1f 0f 85 9e 00 00 00 b0 01 5b 41 5c 41 5d 41 5e 41 5f e9 92 35 f9 06 cc 48 c7 c7 40 e6 29 8c 48 89 de e8 92 7e 64 fc 90 <0f> 0b 48 c7 c7 a0 e6 29 8c 48 89 de e8 80 7e 64 fc 90 0f 0b 4c 89 [ 83.749417][ C0] RSP: 0018:ffffc90000007d58 EFLAGS: 00010046 [ 83.755559][ C0] RAX: 0000000000000033 RBX: ffff88807a010490 RCX: 3a9e0b388ac91000 [ 83.763516][ C0] RDX: 0000000000000100 RSI: 0000000000000102 RDI: 0000000000000000 [ 83.771476][ C0] RBP: 0000000000000203 R08: ffffc90000007ae7 R09: 1ffff92000000f5c [ 83.779453][ C0] R10: dffffc0000000000 R11: fffff52000000f5d R12: 1ffff1100f402092 [ 83.787413][ C0] R13: dffffc0000000000 R14: 0000000000000000 R15: 0000000000000000 [ 83.795457][ C0] FS: 0000000000000000(0000) GS:ffff888125003000(0000) knlGS:0000000000000000 [ 83.804372][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 83.810937][ C0] CR2: 00007f0271347e20 CR3: 000000007b4e0000 CR4: 00000000003526f0 [ 83.818904][ C0] Kernel panic - not syncing: Fatal exception in interrupt [ 83.826454][ C0] Kernel Offset: disabled [ 83.830787][ C0] Rebooting in 86400 seconds.. syzkaller build log: go env (err=) AR='ar' CC='gcc' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_ENABLED='1' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' CXX='g++' GCCGO='gccgo' GO111MODULE='auto' GOAMD64='v1' GOARCH='amd64' GOAUTH='netrc' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOCACHEPROG='' GODEBUG='' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFIPS140='off' GOFLAGS='' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build3026588339=/tmp/go-build -gno-record-gcc-switches' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod' GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTELEMETRY='local' GOTELEMETRYDIR='/syzkaller/.config/go/telemetry' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.24.4' GOWORK='' PKG_CONFIG='pkg-config' git status (err=) HEAD detached at 1e62d198252 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=1e62d1982527c3b4e18df04d61f2560fa1f434cc -X github.com/google/syzkaller/prog.gitRevisionDate=20260213-152336" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=1e62d1982527c3b4e18df04d61f2560fa1f434cc -X github.com/google/syzkaller/prog.gitRevisionDate=20260213-152336" ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=1e62d1982527c3b4e18df04d61f2560fa1f434cc -X github.com/google/syzkaller/prog.gitRevisionDate=20260213-152336" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"1e62d1982527c3b4e18df04d61f2560fa1f434cc\" /usr/bin/ld: /tmp/ccL6rzBw.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking ./tools/check-syzos.sh 2>/dev/null